Grade 316L Stainless Large Diameter Welded Pipe
High molybdenum 316L stainless steel pipe, longitudinally welded, 450 mm OD for marine desalination and chemical processing. HTS 7305.31.60.10 due to stainless alloy, large welded circular construction.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If supplied as stainless steel plate
Unwelded plate/coil material classified in Chapter 72 before fabrication.
If electropolished finish
Surface-treated tubes for sanitary use reclassify to 7306.40.30.
If other alloy steel grades
Non-stainless alloys like duplex use 7305.39 subheading.
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Import Tips & Compliance
• Chemical composition certificate required showing Mo content >2% for 316L verification
• Passivation certificate proves corrosion resistance treatment
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